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nl-admin-api/system/arr.php

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<?php namespace System;
class Arr {
/**
* Get an item from an array.
*
* @param array $array
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* @param string $key
* @param array $default
* @return mixed
*/
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public static function get($array, $key, $default = null)
{
if (is_null($key))
{
return $array;
}
return (array_key_exists($key, $array)) ? $array[$key] : $default;
}
}